<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <page-tools>
        <template v-slot:after>
          <el-button type="primary" size="small" @click="addPermission(1)">添加权限</el-button>
        </template>
      </page-tools>
      <!-- 表格 -->
      <el-table border :data="list" row-key="id">
        <el-table-column align="center" label="名称" prop="name"></el-table-column>
        <el-table-column align="center" label="标识" prop="code"></el-table-column>
        <el-table-column align="center" label="描述" prop="description"></el-table-column>
        <el-table-column align="center" label="操作">
          <template slot-scope="{ row }">
            <el-button v-if="row.type === 1" type="text" @click="addPermission(2,row.id)">添加</el-button>
            <el-button type="text" @click="editPermission(row.id)">编辑</el-button>
            <el-button type="text" @click="delPermission(row.id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <!-- 放置一个弹层 用来编辑新增节点 -->
    <el-dialog :title="`${showText}权限点`" :visible="showDialog" @close="btnCancel">
      <!-- 表单 -->
      <el-form ref="perForm" :model="formData" :rules="rules" label-width="120px">
        <el-form-item label="权限名称" prop="name">
          <el-input v-model="formData.name" style="width=90%"></el-input>
        </el-form-item>
        <el-form-item label="权限标识" prop="code">
          <el-input v-model="formData.code" style="width=90%"></el-input>
        </el-form-item>
        <el-form-item label="权限描述">
          <el-input v-model="formData.description" style="width=90%"></el-input>
        </el-form-item>
        <el-form-item label="开启">
          <el-switch
          v-model="formData.evVisible"
          active-value="1"
          inactive-value="0"
          ></el-switch>
        </el-form-item>
      </el-form>
      <el-row slot="footer" type="flex" justify="center">
        <el-col :span="6">
          <el-button size="small" type="primary" @click="btnOk">确定</el-button>
          <el-button size="small" @click="btnCancel">取消</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script>
import { tranListToTreeDate } from '@/utils'
import { updatePermission, addPermission, getPermissionDetail, delPermission, getPermissionList } from '@/api/permisson'
export default {
  data () {
    return {
      list: [],
      formData: {
        name: '', // 名称
        code: '', //标识
        description: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型
        pid: '', //因为做的是树 需要指定添加到那个节点下了
        enVisible: '0' // 开启
      },
      rules: {
        name: [{required: true, message: '权限名称不能为空', trigger: 'blur'}],
        code: [{required: true, message: '权限标识不能为空', trigger: 'blur'}]
      },
      showDialog: false
    }
  },
  created () {
    this.getPermissionList()
  },
  methods: {
    async getPermissionList () {
      this.list = tranListToTreeDate(await getPermissionList(), '0')
    },
    // 删除操作
    async delPermission (id) {
      try {
        await this.$confirm('确定要删除该数据吗?')
        await delPermission(id)
        this.getPermissionList()
        this.$message.success('删除成功')
      } catch (e) {
        console.log(e);
      }
    },
    addPermission (type, pid) {
      // 访问权的type = 1 按钮操作的权type = 2
     // pid表示当前数据的父节点的标识
     this.formData.type = type
     this.formData.pid = pid
     this.showDialog = true
    },
    btnOk () {
      this.$refs.perForm.validate().then(() => {
        if (thsi.formData.id) {
          return updatePermission(this.formData)
        }
        return addPermission(this.formData)
      }).then(() => {
        // 提示消息
        this.$message.success('新增成功')
        this.getPermissionList()
        this.showDialog = false
      })
    },
    btnCancel () {
      this.formData = {
        name: '', // 名称
        code: '', // 标识
        description: '', // 描述
        type: '', // 类型
        pid: '', 
        enVisible: '0' // 开启
      }
      this.$refs.perForm.resetFields()
      this.showDialog = false
    },
    async editPermission (id) {
      // 根据获取id获取详情
      this.formData = await getPermissionDetail(id)
      this.showDialog = true
    }
  },
  computed: {
    showText() {
      return this.formData.id ? '编辑' : '新增'
    }
  }
}
</script>

<style>

</style>
